Riduan, R. (2022). EVALUASI SISTEM DRAINASE PERUMAHAN DI DESA TIRTASARI KECAMATAN TOILI KABUPATEN BANGGAI: EVALUATION OF THE HOUSING DRAINAGE SYSTEM IN TIRTASARI VILLAGE TOILI SUBDISTRICT, BANGGAI REGENCY. SIPARSTIKA: Jurnal Ilmiah Ilmu-Ilmu Teknik , 1(2), 58–66. https://doi.org/10.55114/siparstika.v1i2.389